Home / 21,743,975.04-30,006,704.79-11,954,585.76

Finding the Fourth Proportional to 21,743,975.04, 30,006,704.79 and 11,954,585.76

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Solution

The fourth proportional to 21,743,975.04, 30,006,704.79 and 11,954,585.76 is: 16,497,338.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,743,975.04 : 30,006,704.79 = 11,954,585.76 : x
  2. Step 2: Convert to fraction form
    21,743,975.04/30,006,704.79 = 11,954,585.76/x
  3. Step 3: Cross multiply
    21,743,975.04x = 30,006,704.79 × 11,954,585.76
  4. Step 4: Simplify right side
    21,743,975.04x = 358,717,725,787,057.75
  5. Step 5: Solve for x
    x = 358,717,725,787,057.75/21,743,975.04
  6. Step 6: Final answer
    x = 16,497,338.92

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.